return {
    cmd = {
        "clangd",
        "--background-index",
        "--clang-tidy",
        "--clang-tidy-checks='-google-*'", -- we have file '~/.clang-tidy'
        "--completion-style=detailed",
        "--cross-file-rename=true",
        "--header-insertion=iwyu",
        "--pch-storage=memory",
        "--function-arg-placeholders=true", -- 启用这项时，补全函数时，将会给参数提供占位符，键入后按 Tab 可以切换到下一占位符
        "--log=verbose",
        "--ranking-model=decision_forest", -- 输入建议中，已包含头文件的项与还未包含头文件的项会以圆点加以区分
        "--header-insertion-decorators",
        "-j=12",
        "--pretty",
    }
}
